[pacman-dev] [PATCH v3] libalpm: clone data on alpm_db_set_servers

morganamilo morganamilo at archlinux.org
Sun May 9 12:18:38 UTC 2021


Every alpm_option_set function clones the input so lets be more
consistent. Also this fixes servers not being sanatized.

---

v2: fix copy paste error
---
 lib/libalpm/alpm.h | 4 +---
 lib/libalpm/db.c   | 8 +++++++-
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h
index 65b8e2fb..e6aefd4c 100644
--- a/lib/libalpm/alpm.h
+++ b/lib/libalpm/alpm.h
@@ -1312,9 +1312,7 @@ alpm_list_t *alpm_db_get_servers(const alpm_db_t *db);
 
 /** Sets the list of servers for the database to use.
  * @param db the database to set the servers
- * @param servers a char* list of servers. Note: the database will
- * take ownership of the list and it should no longer be
- * freed by the caller
+ * @param servers a char* list of servers.
  */
 int alpm_db_set_servers(alpm_db_t *db, alpm_list_t *servers);
 
diff --git a/lib/libalpm/db.c b/lib/libalpm/db.c
index 8511bb83..b8d1b157 100644
--- a/lib/libalpm/db.c
+++ b/lib/libalpm/db.c
@@ -139,9 +139,15 @@ alpm_list_t SYMEXPORT *alpm_db_get_servers(const alpm_db_t *db)
 
 int SYMEXPORT alpm_db_set_servers(alpm_db_t *db, alpm_list_t *servers)
 {
+	alpm_list_t *i;
 	ASSERT(db != NULL, return -1);
 	FREELIST(db->servers);
-	db->servers = servers;
+	for(i = servers; i; i = i->next) {
+		char *url = i->data;
+		if(alpm_db_add_server(db, url) != 0) {
+			return -1;
+		}
+	}
 	return 0;
 }
 
-- 
2.31.1


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